Talvez deva tentar algumas variações de ortografia:
dosages derived » doses derived (Expandir a Pesquisa), images derived (Expandir a Pesquisa), dosage drives (Expandir a Pesquisa)
derived rather » derived rate (Expandir a Pesquisa), perceived rather (Expandir a Pesquisa), derived rauscher (Expandir a Pesquisa)
drug dosages » drug dosage (Expandir a Pesquisa), drug doses (Expandir a Pesquisa), drug usage (Expandir a Pesquisa)
dose derived » doses derived (Expandir a Pesquisa), mouse derived (Expandir a Pesquisa), those derived (Expandir a Pesquisa)
drug does » drug doses (Expandir a Pesquisa), drugs does (Expandir a Pesquisa), drug de (Expandir a Pesquisa)
does nose » does noise (Expandir a Pesquisa), does dose (Expandir a Pesquisa), does novel (Expandir a Pesquisa)
nose ther » nose three (Expandir a Pesquisa)
drug dose » drug dosage (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( drug does nose ther ) OR ((( drug dose derived three ) OR ( drug dosages derived rather ))))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( drug does nose ther ) or ((( drug dose derived three ) or ( drug dosages derived rather ))))*.